【Multi-color, Multi-mode, Mutli-brightness】- You can use the remote control to easily change the light mode and brightness, turn lights on/off, music tracks and timing functions. Three brightness levels are available (40%, 70%, 100%). 【Timer】-This night light has a timer function so you don’t have to turn it off manually. You can set the auto-off time to 1H/2H as needed. The remote control is equipped to operate all functions including light mode, change music, adjust volume and brightness, and set a timer. 【Bluetooth Speakers】-This Bluetooth Music Speaker and Built-in USB slot, you can connect your phone via Bluetooth. Specifications: Material: ABS Maximum LED power: 2*4w Power input: USB DC 5V/2000mA Projection coverage: 15-50 ㎡ Power supply: USB cable (mobile power, computer, mobile phone adapter) Music mode: U disk, card reader, Bluetooth Bluetooth number: BTK10 Remote control battery: 2 AAA batteries (not included) Weight: 0.6 kg Packing list: 1x Projector Music Star 1x remote